点击图片查看原图
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型号
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公称压力PN（MPa）
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试验压力
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适用温度
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适用介质
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保温套压力（MPa）
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|
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壳体
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密封
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|||||
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BJ45W-25P
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2.5
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3.75
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2.75
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≤200
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硝酸类
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≤1.0
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BJ45W-40P
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4.0
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6.0
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4.4
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|||
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BJ45W-64P
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6.4
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9.0
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6.6
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|||
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BJ45W-25R
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2.5
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3.75
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2.75
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硝酸类
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||
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BJ45W-40R
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4.0
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3.0
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4.4
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|||
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BJ45W-64R
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6.4
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9.0
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6.6
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|||
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保温截止阀I型主要外形尺寸和连接尺寸（II型法兰大一级）
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公称压力PN
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公称通径DN
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尺寸
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|||||||||||||
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L
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D
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D1
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D2
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D3
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B1
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fo
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B
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D6
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3-G
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Z-Φd
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H
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H1
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Do
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||
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2.5
4.0 |
15
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170
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105
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75
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55
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35
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8
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4
|
16
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51
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3/8
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4-Φ14
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250
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262
|
120
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|
20
|
190
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115
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85
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65
|
42
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8
|
4
|
16
|
58
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3/8
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4-Φ14
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292
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308
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140
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|
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25
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210
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135
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100
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78
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50
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8
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4
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18
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66
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3/8
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4-Φ18
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340
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375
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160
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|
|
32
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230
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145
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110
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85
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60
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8
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4
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18
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76
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1/2
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4-Φ18
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338
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375
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160
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40
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260
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160
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125
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100
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72
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8
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4
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20
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88
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1/2
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4-Φ18
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360
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386
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160
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|
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50
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300
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180
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145
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120
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94
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8
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4
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22
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110
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1/2
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8-Φ18
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410
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450
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240
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|
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65
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340
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195
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160
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135
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105
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8
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4
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22
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121
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1/2
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8-Φ18
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440
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485
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240
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|
80
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380
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230
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190
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160
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128
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11
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4.5
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24
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150
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1/2
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8-Φ23
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540
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600
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280
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|
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100
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430
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270
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220
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188
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154
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11
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4.5
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28
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176
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1/2
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8-Φ25
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560
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625
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320
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|
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125
|
490
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300
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250
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218
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182
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11
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4.5
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30
|
204
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1/2
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8-Φ25
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625
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737
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360
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|
|
150
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550
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330
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280
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248
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212
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11
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4.5
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32
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204
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1/2
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12-Φ25
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720
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790
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360
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保温截止阀主要零件材料
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零件名称
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阀体、阀盖
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阀瓣
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垫片
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BJ45W-25P、BJ45W-40P、BJ45W-64P
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铬镍钛钢
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铬镍钛钢+硬质合金
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聚四氟乙烯
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|
BJ45W-25P、BJ45W-40P、BJ45W-64P
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铬镍钼钛钢
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铬镍钼钛钢+硬质合金
|
聚四氟乙烯
|
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